Bug 7844: (follow-up) don't test koha.psgi for ability to compile (yet)

Given the experimental nature of Plack support, for now we're
excluding koha.psgi from the Perl compilation tests.  This should be
changed as we get closer to making Plack support a first-class option.

Signed-off-by: Galen Charlton <gmc@esilibrary.com>

t/db_dependent/00-strict.t

@@ -19,6 +19,6 @@ my @dirs = ( 'acqui', 'admin', 'authorities', 'basket',
     'sms', 'suggestion', 'svc', 'tags', 'tools', 'virtualshelves' );
 
 $Test::Strict::TEST_STRICT = 0;
-$Test::Strict::TEST_SKIP = [ 'misc/kohalib.pl', 'sms/sms_listen_windows_start.pl' ];
+$Test::Strict::TEST_SKIP = [ 'misc/kohalib.pl', 'sms/sms_listen_windows_start.pl', 'misc/plack/koha.psgi' ];
 
 all_perl_files_ok(@dirs);